Kyuuseki

Kyuuseki kai

Kyuuseki sampou

Kyuuseki kangen

Shinsen kyuuseki mondai

Sanpou kyuuseki tsuukou

Sanpou kyuuseki tsuukou

Sanpou kyuuseki tsuukou

Sanpou kyuuseki tsuukou

Sanpou kyuuseki tsuukou

Toumen kyuuseki sankou renjou : densho

Kyuuseki no jikkenteki setsumei oyobi jisshuu : ichimei jikken kikagaku

求積

諸求積

Kyuusekihou

等面求積

筭㳒求積術

筭㳒求積術

筭㳒求積術

Sangaku kyuusekihou

Seradamura kyuuseki annai

Kamakura kyuuseki chishi

Kyuseki zoyaku shomon

算法求積通考

算法求積通考